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/* $Id$ */
/*
* Copyright (C) 2003-2006 Benny Prijono <benny@prijono.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __PJSUA_H__
#define __PJSUA_H__
/* Include all PJSIP core headers. */
#include <pjsip.h>
/* Include all PJMEDIA headers. */
#include <pjmedia.h>
/* Include all PJMEDIA-CODEC headers. */
#include <pjmedia-codec.h>
/* Include all PJSIP-UA headers */
#include <pjsip_ua.h>
/* Include all PJLIB-UTIL headers. */
#include <pjlib-util.h>
/* Include all PJLIB headers. */
#include <pjlib.h>
PJ_BEGIN_DECL
/**
* Structure to be attached to all dialog.
* Given a dialog "dlg", application can retrieve this structure
* by accessing dlg->mod_data[pjsua.mod.id].
*/
struct pjsua_inv_data
{
PJ_DECL_LIST_MEMBER(struct pjsua_inv_data);
pjsip_inv_session *inv;
pjmedia_session *session;
};
/* PJSUA application variables. */
struct pjsua
{
/* Control: */
pj_caching_pool cp; /**< Global pool factory. */
pjsip_endpoint *endpt; /**< Global endpoint. */
pj_pool_t *pool; /**< pjsua's private pool. */
pjsip_module mod; /**< pjsua's PJSIP module. */
/* Media: */
pjmedia_endpt *med_endpt; /**< Media endpoint. */
pj_bool_t null_audio;
pjmedia_sock_info med_skinfo;
/* User info: */
pj_str_t local_uri; /**< Uri in From: header. */
pj_str_t contact_uri; /**< Uri in Contact: header. */
/* Proxy URLs: */
pj_str_t proxy;
pj_str_t outbound_proxy;
pjsip_route_hdr route_set;
/* Registration: */
pj_str_t registrar_uri;
pjsip_regc *regc;
pj_int32_t reg_timeout;
pj_timer_entry regc_timer;
/* Authentication credentials: */
int cred_count;
pjsip_cred_info cred_info[4];
/* Threading: */
int thread_cnt; /**< Thread count. */
pj_thread_t *threads[8]; /**< Thread instances. */
pj_bool_t quit_flag; /**< To signal thread to quit. */
/* Transport (UDP): */
pj_uint16_t sip_port; /**< SIP signaling port. */
pj_sock_t sip_sock; /**< SIP UDP socket. */
pj_sockaddr_in sip_sock_name; /**< Public/STUN UDP socket addr. */
/* STUN: */
pj_str_t stun_srv1;
int stun_port1;
pj_str_t stun_srv2;
int stun_port2;
/* Misc: */
int log_level; /**< Logging verbosity. */
int app_log_level; /**< stdout log verbosity. */
unsigned log_decor; /**< Log decoration. */
char *log_filename; /**< Log filename. */
/* List of invite sessions: */
struct pjsua_inv_data inv_list;
};
/** PJSUA instance. */
extern struct pjsua pjsua;
/*****************************************************************************
* PJSUA API (defined in pjsua_core.c).
*/
/**
* Initialize pjsua settings with default parameters.
*/
void pjsua_default(void);
/**
* Display error message for the specified error code.
*/
void pjsua_perror(const char *title, pj_status_t status);
/**
* Initialize pjsua application. Application can call this before parsing
* application settings.
*
* This will initialize all libraries, create endpoint instance, and register
* pjsip modules. Transport will NOT be created however.
*
* Application may register module after calling this function.
*/
pj_status_t pjsua_init(void);
/**
* Start pjsua stack. Application calls this after pjsua settings has been
* configured.
*
* This will start the transport, worker threads (if any), and registration
* process, if registration is configured.
*/
pj_status_t pjsua_start(void);
/**
* Destroy pjsua.
*/
pj_status_t pjsua_destroy(void);
/*****************************************************************************
* PJSUA Invite session API (defined in pjsua_inv.c).
*/
/**
* Make outgoing call.
*/
pj_status_t pjsua_invite(const char *cstr_dest_uri,
pjsip_inv_session **p_inv);
/**
* Handle incoming invite request.
*/
pj_bool_t pjsua_inv_on_incoming(pjsip_rx_data *rdata);
/**
* Callback to be called by session when invite session's state has changed.
*/
void pjsua_inv_on_state_changed(pjsip_inv_session *inv, pjsip_event *e);
/**
* Callback to be called by session when outgoing dialog has forked.
* This function will create a forked dialog.
*/
void pjsua_inv_on_new_session(pjsip_inv_session *inv, pjsip_event *e);
/**
* Callback to be called when SDP offer/answer negotiation has just completed
* in the session. This function will start/update media if negotiation
* has succeeded.
*/
void pjsua_inv_on_media_update(pjsip_inv_session *inv, pj_status_t status);
/*****************************************************************************
* PJSUA Client Registration API (defined in pjsua_reg.c).
*/
/**
* Initialize client registration session.
*
* @param app_callback Optional callback
*/
pj_status_t pjsua_regc_init(void);
/**
* Update registration or perform unregistration. If renew argument is zero,
* this will start unregistration process.
*/
void pjsua_regc_update(pj_bool_t renew);
/*****************************************************************************
* User Interface API.
*
* The UI API specifies functions that will be called by pjsua upon
* occurence of various events.
*/
/**
* Notify UI when invite state has changed.
*/
void pjsua_ui_inv_on_state_changed(pjsip_inv_session *inv, pjsip_event *e);
PJ_END_DECL
#endif /* __PJSUA_H__ */
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